UpHeron
All vulnerabilities

Servers and applications

CVE-2026-48855

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Erlang OTP ssh (ssh_sftpd module) allows File Discovery. The SSH_FXP_READLINK handler in ssh_sftpd sends the raw result of file:read_link/2 to the client without calling chroot_filename/2 to strip the backend root prefix. An authenticated SFTP client can create a symlink inside the chroot pointing to /; ssh_sftpd…

Severity
Low 2.3
Published
10 Jun 2026
Last changed
24 Sept 2026
Added to UpHeron
16 Oct 2026
Fixed in
27.3.4.13, 28.5.0.2, 29.0.2
Sources
NVD

Affected software

SoftwareAffected versions
Erlang/OTPServers and applications · cpe:a:erlang:erlang\/otp
  • From 17.0 before 27.3.4.13
  • From 28.0 before 28.5.0.2
  • From 29.0 before 29.0.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-48855
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-48855